Date	1 day	2-3 days	4-7 days	8-14 days	15-31 days
28 Apr.	98.3	1.5	0.1	0.032	0.0064
29 Apr.	98.3	1.5	0.1	0.032	0.0064
30 Apr.	98.3	1.5	0.096	0.032	0.0064
1 May	98.4	1.5	0.084	0.045	0
2 May	98.4	1.5	0.092	0.046	0
3 May	98.4	1.4	0.092	0.046	0
4 May	98.4	1.4	0.087	0.047	0
5 May	98.4	1.5	0.1	0.034	0
6 May	98.3	1.5	0.095	0.034	0
7 May	98.3	1.5	0.096	0.041	0
8 May	98.3	1.5	0.097	0.042	0
9 May	98.3	1.5	0.099	0.042	0
10 May	98.3	1.6	0.086	0.05	0
11 May	98.3	1.6	0.065	0.051	0
12 May	98.3	1.6	0.066	0.051	0
13 May	98.2	1.7	0.073	0.051	0
14 May	98.2	1.7	0.074	0.052	0
15 May	98.2	1.7	0.089	0.052	0
16 May	98.1	1.7	0.098	0.053	0
17 May	98.2	1.7	0.098	0.053	0
18 May	98.2	1.7	0.091	0.053	0
19 May	98.1	1.7	0.083	0.06	0
20 May	98.1	1.7	0.09	0.06	0
21 May	98.1	1.8	0.083	0.06	0
22 May	98.1	1.8	0.06	0.068	0
23 May	98.1	1.8	0.076	0.06	0
24 May	98.1	1.7	0.075	0.06	0
25 May	98.1	1.7	0.083	0.053	0
26 May	98.1	1.7	0.12	0.038	0
27 May	98.1	1.7	0.11	0.046	0
28 May	98.1	1.8	0.12	0.038	0